Introducing the best portable vaporizer ever. Being all-in-one style, the Joyetech CuAIO D22 starter kit skillfully integrates a 1500mAh built-in battery and a 2.0ml atomizer into one solid vape pen. It has a flip to open filling system and precision top airflow control. Being child-proof, close the airflow first then you're able to open the top cap to refill the eliquid. Having the new ProC-BF series atomizer head, it provides a more restricted draw for mouth to lung vapers and a pretty soft flavorful vaping clouds.

Sleek and small vape pen: Being the most portable vaporizer, Joyetech CuAIO D22 starter kit comes in a quite small size, much convenient and comfortable to carry and vape.

Child lock to ensure security: The atomizer is equipped with dual child lock system. Firstly, rotate the airflow ring to close the air-inlet and make sure the two marks match exactly. Secondly, aim at the arrow, push and pull then you can open the top cap.

Convenient e-liquid filling system: After you open up the top cap, inject the e-liquid into the side holes directly, which is simple and convenient.

2ml TPD version: The special ProC-BFL (0.6ohm) head for European vapers, making it a 2ml version which is TPD regulated.

Dual circuit protection: As a famous and reputable e-cigarette brand, Joyetech CuAIO D22 applies two sets of battery protection circuit system, realizing overall battery protection of over-charging, over-current and over-discharging, which makes it more Advanced and reliable.

Adjustable top airflow control: The airflow control was placed on top. Simply rotate the airflow ring clockwise or counter-clockwise to adjust the air-inlet.

Compatible with normal 510 mouthpiece: The CUBIS 2 atomizer is also compatible with normal 510 mouthpiece.

Battery display function: The light will flash slowly or stay lit when battery quantity is high. On the contrary, the light flashes in frequency.

Charging: Simply charge the CuAIO D22 by connecting it with a PC or Joyetech wall adapter via USB cable. When it is fully charged, the button light will go off.